Is the ocean continuing to warm?

​Yes, the ocean is continuing to warm. Notably, all ocean basins have been experiencing significant warming since 1998, with more heat being transferred deeper into the ocean since 1990.

To date, the ocean contains 90 percent of the heat from human-induced global warming, and the year 2022 was the warmest ever measured for the global ocean.

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• Vital Sign: Ocean Heat Content
• Heat stored in the Earth system: where does the energy go?
• Upper Ocean Temperatures Hit Record High in 2022